
Chapter6.Scenarios
Thischapterdescribesscenariosassociatedwithhardwareandusercongurationchanges.Forthepurpose
ofthesescenarios,allsystemsareconsideredtoberegisteredinHardwarePasswordManager.
Servicescenarios(congurationchanges)
Thissectiondescribeshardwarescenarios.
Scenario1-Hardwarecongurationchanges
Whenyoumakeahardwarechange,aBIOSerroristriggeredandyouarepromptedtoenteryour
administratorpassword(PAP/SVP)inordertoentertheBIOSsetup.AfteryouentertheBIOSsetup,accept
thechangestocleartheBIOSerror.
Youcanalsoskiptheadministratorpasswordpromptandrestartthesystem.Inthiscase,theBIOSerror
isnotclearedandyouwillbepromptedagainfortheadministratorpasswordonallsubsequentrestarts
untilenteringtheBIOSsetupandacceptingthehardwarechanges.
Whenhardwarechangesaremadetoasystem,theBIOSerroroccurs,andtheUserLoginwindowis
displayed.Youcanperformoneoftheseactions:
•EnterthehardwareaccountcredentialsattheUserLoginwindowusinganaccountwithHardware
PasswordManagerAdministratorprivileges.IftheHardwareAccountcredentialswithHardwarePassword
ManagerUserprivilegesareentered,theBIOSwillpromptfortheadministratorpasswordseparately.
•AttheUserLoginwindow,pressEsctoopentheLoginMenuwindowandselectInternetAccountLogin
toopenthewindow.EntertheadministratorcorporatecredentialstoreleasethePAP/SVP.
•AttheUserLoginwindow,pressEsctogototheLoginMenuwindowandselectManuallyEnter
PasswordstogotothemanualloginandenterthePAP/SVP .YoucanobtainthePAP/SVPfromthe
HardwarePasswordManagerAdminConsole.
Notes:
1.IfthePAPisnotknownonadesktopsystem,youcanremovetheCMOSbatterytoclearboththe
POPandPAP .
2.HardwarechangesonLenovoThinkPadsdonotgenerateBIOSerrorstoallowforhotorwarm-swapping,
sothePAP/SVPisnotrequired.
Scenario2-CMOSerror
ToprotectBIOSsettingsinCMOSmemory,achecksumiscomputedandsavedforerrordetection.Each
timethesystemstarts,thisnumberisrecomputedandcheckedagainstthestoredvalue.Iftheydonot
match,anerrornoticationisgeneratedtoinformtheuserthatCMOScontentsmayhavebeencorrupted
andthereforesomesettingsmaybewrong.ThemostcommoncauseofchecksumerrorsinCMOSisa
batterythatislosingpower,oravirusorsystemboardproblem.
CMOSerrorsrequireyoutoenterBIOSsetupandselectLoadDefaultSettingsbeforethesystemcanstart
theoperatingsystem.InordertoenterBIOSsetup,theSVPmustbeprovided.
WhenaCMOSerroroccurs,theUserLoginwindowisdisplayedwhenthisBIOSerroroccurs.Doone
ofthefollowing:
©CopyrightLenovo2010
29
Comentarios a estos manuales